void modbus_ReceivedData(string str)
{
rtbResult.Text += str + "\n";
rtbResult.Select(rtbResult.TextLength, 0); //跳到末尾
rtbResult.ScrollToCaret();
if (str == "CRC_Error")
{
return;
}
int start = int.Parse(txtStart.Text);
int valueLen = Convert.ToInt32(str.Substring(4, 2), 16);
Dictionary <string, string> dicValue = new Dictionary <string, string>();
switch (str.Substring(2, 2))
{
case "01":
case "02":
for (int i = 0; i < valueLen; i++)
{
byte dataByte = Convert.ToByte(str.Substring(6 + i * 2, 2), 16);
for (int j = 0; j < 8; j++)
{
if (i * 8 + j < int.Parse(txtCount.Text))
{
dicValue.Add(string.Format("{0:D2}", (i * 8 + j + start - 1) / 8) + ":" + (j + start - 1) % 8, "[" + (CommonTools.GetBit(dataByte, j) ? "ON" : "OFF") + "]");
}
}
}
break;
case "03":
case "04":
for (int i = 0; i < valueLen / 2; i++)
{
dicValue.Add(string.Format("{0:D4}", i + start), "[" + str.Substring(6 + i * 4, 4) + "]");
}
break;
}
showValue(dicValue);
}
private void timer1_Tick(object sender, EventArgs e)
{
txtSendStr.Text =
CommonTools.ToHexString(modbus.GetFromPLC(Convert.ToByte(((ComboxItem)(cmbFunction.SelectedItem)).Value),
int.Parse(txtAddress.Text, NumberStyles.HexNumber), int.Parse(txtStart.Text, NumberStyles.HexNumber), int.Parse(txtCount.Text)));
}